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Class javaParse.TreeCanvas 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Canvas
                   |
                   +----javaParse.TreeCanvas
public abstract class TreeCanvas
extends Canvas
TreeCanvas - the base class that is the canvas for the graphical interpretations of the tree.

Variable Index

o myMode
o myNodes

Constructor Index

o TreeCanvas(int)

Method Index

o drawNode(TreeNode)
draws a node in the tree
o startOver()
removes everything drawn in the tree

Variables

o myMode 
 protected int myMode
o myNodes 
 protected Vector myNodes

Constructors

o TreeCanvas 
 public TreeCanvas(int mode)
Parameters:
mode - the mode of the treecanvas - defined in Params as LR1_MODE,...

Methods

o drawNode 
 public void drawNode(TreeNode t)
draws a node in the tree

Parameters:
t - the node to be drawn
o startOver 
 public void startOver()
removes everything drawn in the tree 

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